Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2023, 14:43

General

  • Target

    npp.8.5.6.Installer.x64.exe

  • Size

    4.5MB

  • MD5

    1cb664e8ff8169d043ec47d3a3b37382

  • SHA1

    a5e7a9b585af633de5553b4787ef0a6a7c7cf167

  • SHA256

    9e70f821b23c997211e083a0965cf0c3ea627866685e02e7c124b803801c0478

  • SHA512

    9de856a3369424485239e1e9ba2d7d5b442deed25ee6090029c661f0e2ba597e0005df4206d54641e783cc2f7be27d612e764f06b38f8a23899bae482e4a939b

  • SSDEEP

    98304:CtvgDdI0ZXze5vdWL3ZVoTLcuDmCiQ1oJMS3+BZ28CmYqSHi7FYuy:CtGzXa51WLo2PQ1MMS8227

Score
4/10

Malware Config

Signatures

  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\npp.8.5.6.Installer.x64.exe
    "C:\Users\Admin\AppData\Local\Temp\npp.8.5.6.Installer.x64.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: GetForegroundWindowSpam
    PID:2372

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nso83D2.tmp\InstallOptions.dll

          Filesize

          15KB

          MD5

          ece25721125d55aa26cdfe019c871476

          SHA1

          b87685ae482553823bf95e73e790de48dc0c11ba

          SHA256

          c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

          SHA512

          4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

        • C:\Users\Admin\AppData\Local\Temp\nso83D2.tmp\ioSpecial.ini

          Filesize

          1KB

          MD5

          f60d8ea9c8bc0ffd9cdfbcf1220c2233

          SHA1

          c41f431383bfefda82ada41918876cf97be79a58

          SHA256

          460ee79bf9a45b4314530ee23891cb7623dc7d28f4e2151fdd52ae839b5ecc45

          SHA512

          bb8c5b313b7af174addbf35997501539c5408d9578f688b510a9abecfb9ec4372c522bf231aa2b9dc6cb19d2032f51dd58ebc51bf5f0e384d606377aa4ceda4d

        • C:\Users\Admin\AppData\Local\Temp\nso83D2.tmp\ioSpecial.ini

          Filesize

          1KB

          MD5

          02ec2be18d62dd41b994bca56edec43d

          SHA1

          9510aac0b94ddeaa29f23568ff29431c84193c44

          SHA256

          5dd858d6b4ca4586dd757cb371e7a2fd0983d28726761a17dddd1f9e7f4c41af

          SHA512

          67b5885795b13be6b8559939a6aa134530315f516548f442c4419b4f179eb5aad416efa4dc80b3c5d2cedeebb66c5c8c7719ff029fcbf5a78dbc614c83564318

        • \Users\Admin\AppData\Local\Temp\nso83D2.tmp\InstallOptions.dll

          Filesize

          15KB

          MD5

          ece25721125d55aa26cdfe019c871476

          SHA1

          b87685ae482553823bf95e73e790de48dc0c11ba

          SHA256

          c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

          SHA512

          4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

        • \Users\Admin\AppData\Local\Temp\nso83D2.tmp\InstallOptions.dll

          Filesize

          15KB

          MD5

          ece25721125d55aa26cdfe019c871476

          SHA1

          b87685ae482553823bf95e73e790de48dc0c11ba

          SHA256

          c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf

          SHA512

          4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480

        • \Users\Admin\AppData\Local\Temp\nso83D2.tmp\LangDLL.dll

          Filesize

          5KB

          MD5

          68b287f4067ba013e34a1339afdb1ea8

          SHA1

          45ad585b3cc8e5a6af7b68f5d8269c97992130b3

          SHA256

          18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

          SHA512

          06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

        • \Users\Admin\AppData\Local\Temp\nso83D2.tmp\System.dll

          Filesize

          12KB

          MD5

          cff85c549d536f651d4fb8387f1976f2

          SHA1

          d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

          SHA256

          8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

          SHA512

          531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88